Home / 57,825.60-86,738.40-16,272.60

Finding the Fourth Proportional to 57,825.60, 86,738.40 and 16,272.60

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Solution

The fourth proportional to 57,825.60, 86,738.40 and 16,272.60 is: 24,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,825.60 : 86,738.40 = 16,272.60 : x
  2. Step 2: Convert to fraction form
    57,825.60/86,738.40 = 16,272.60/x
  3. Step 3: Cross multiply
    57,825.60x = 86,738.40 × 16,272.60
  4. Step 4: Simplify right side
    57,825.60x = 1,411,459,287.84
  5. Step 5: Solve for x
    x = 1,411,459,287.84/57,825.60
  6. Step 6: Final answer
    x = 24,408.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.